# "Ручной" аналог функции split()
def split_string(string, separator):
    array = []
    element = ""
    for i in string:
        if i != separator:
            element += i
        else:
            array.append(element)
            element = ""
    array.append(element)
    return array


#################################################
def verifier(test_name, actual, expected):
    print(test_name)
    if actual != expected:
        print("=======> FAILED! <=======")
        print(f"Got value <{actual}>")
        print(f"Expected value is <{expected}>")
    else:
        print("PASSED")
    print()


test_string1 = "The World is not enough"
test_string2 = "Testing is key"

test_split1 = "1, 2, 3, 4, 5, 6, 7, 8, 9"
test_split2 = "1 2 3 4 5 6 7 8 9"
test_split3 = "bagahajemanbdneorijahdhrea4"

split_string_tests = [test_split1, test_split2, test_split3, test_string1, test_string2, '']

for i in range(len(split_string_tests)):
    separator = ','
    verifier(f"SPLIT_STRING (SEPARATOR='{separator}') TEST {i+1}",
             split_string(split_string_tests[i], separator),
             split_string_tests[i].split(separator))

for i in range(len(split_string_tests)):
    separator = ' '
    verifier(f"SPLIT_STRING (SEPARATOR='{separator}') TEST {i+1}",
             split_string(split_string_tests[i], separator),
             split_string_tests[i].split(separator))